clang/test/CXX/dcl.dcl/basic.namespace/namespace.def/namespace.unnamed/p1.cpp

   1 // RUN: %clang_cc1 -emit-llvm-only -verify %s
   2
   3 // This lame little test was ripped straight from the standard.
   4 namespace {
   5   int i; // expected-note {{candidate}}
   6 }
   7 void test0() { i++; }
   8
   9 namespace A {
  10   namespace {
  11     int i; // expected-note {{candidate}}
  12     int j;
  13   }
  14   void test1() { i++; }
  15 }
  16
  17 using namespace A;
  18
  19 void test2() {
  20   i++; // expected-error {{reference to 'i' is ambiguous}}
  21   A::i++;
  22   j++;
  23 }
  24
  25
  26 // Test that all anonymous namespaces in a translation unit are
  27 // considered the same context.
  28 namespace {
  29   class Test3 {}; // expected-note {{previous definition}}
  30 }
  31 namespace {
  32   class Test3 {}; // expected-error {{redefinition of 'Test3'}}
  33 }
  34
  35 namespace test4 {
  36   namespace {
  37     class Test4 {}; // expected-note {{previous definition}}
  38   }
  39   namespace {
  40     class Test4 {}; // expected-error {{redefinition of 'Test4'}}
  41   }
  42 }